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        4 API jobs in Chelmsford + 20 miles

        618 exact matches jobs are outside your preferred location

        Solutions Architect

        Meta
        London
        Competitive
        Our team is looking for a high performance Solutions Architect with an entrepreneurial driven approach. As a Solutions Architect, you will lead the advertising industry by enabling clients to realize the full potential of Meta's marketing solutions and even defining new solutions. You will work with marketing executives at companies on their industry-leading advertising initiatives, translating their business goals into an execution plan using Metas suite of cutting-edge advertising platform. This role will allow you to apply your experience for problem solving to achieving real-world marketing results at Meta scale. * Act as a technical consultant and subject matter expert on Meta's marketing technology solutions for the marketing organizations at some of the largest companies in the world
        Our team is looking for a high performance Solutions Architect with an entrepreneurial driven approach. As a Solutions Architect, you will lead the advertising industry by enabling clients to realize the full potential of Meta's marketing solutions and even defining new solutions. You will work with marketing executives at companies on their industry-leading advertising initiatives, translating their business goals into an execution plan using Metas suite of cutting-edge advertising platform. This role will allow you to apply your experience for problem solving to achieving real-world marketing results at Meta scale. * Act as a technical consultant and subject matter expert on Meta's marketing technology solutions for the marketing organizations at some of the largest companies in the world
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        Location: London (2 days onsite per week) Employment Type: Permanent Security Clearance: Eligible for SC (or SC-cleared preferred) We are seeking a skilled Senior MuleSoft Developer to join a growing integration practice delivering solutions across UK public sector and enterprise clients. This is a permanent consultancy role where developers work across multiple projects, rather than being tied to a single engagement. You will take ownership of complex integrations, contribute to solution design, and act as a technical mentor within delivery teams. Key Responsibilities * Design and develop enterprise-grade integrations using the MuleSoft Anypoint Platform * Build APIs using API-led connectivity and established integration patterns * Lead development across Mule 4, DataWeave, connectors, and error handling frameworks
        Location: London (2 days onsite per week) Employment Type: Permanent Security Clearance: Eligible for SC (or SC-cleared preferred) We are seeking a skilled Senior MuleSoft Developer to join a growing integration practice delivering solutions across UK public sector and enterprise clients. This is a permanent consultancy role where developers work across multiple projects, rather than being tied to a single engagement. You will take ownership of complex integrations, contribute to solution design, and act as a technical mentor within delivery teams. Key Responsibilities * Design and develop enterprise-grade integrations using the MuleSoft Anypoint Platform * Build APIs using API-led connectivity and established integration patterns * Lead development across Mule 4, DataWeave, connectors, and error handling frameworks
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        FEATURED

        Senior UI/UX Designer & Frontend Developer – Mobile, Figma, JavaScript

        Smart Sourcer Limited
        City of London (EC2A)
        From £75,000 to £82,000 per annum + 10% bonus + excellent benefits
        Outstanding opportunity to join this global enterprise and famous brand within the magic circle of the legal sector. From a technology perspective, this organisation is a leader in its domain, significantly investing in AI and automation within an established cloud native (Azure), DevOps and Agile environment. We are seeking a creative and technically skilled Senior UI/UX Designer & Frontend Developer with a genuine combination of design (Figma, Adobe) and development (JavaScript, React) experience to join a team building a highly innovative, mobile first, AI powered SaaS product. You will design and develop user interfaces for both a cloud-based SaaS platform and mobile app, which will streamline complex legal workflows and enhance document automation.
        Outstanding opportunity to join this global enterprise and famous brand within the magic circle of the legal sector. From a technology perspective, this organisation is a leader in its domain, significantly investing in AI and automation within an established cloud native (Azure), DevOps and Agile environment. We are seeking a creative and technically skilled Senior UI/UX Designer & Frontend Developer with a genuine combination of design (Figma, Adobe) and development (JavaScript, React) experience to join a team building a highly innovative, mobile first, AI powered SaaS product. You will design and develop user interfaces for both a cloud-based SaaS platform and mobile app, which will streamline complex legal workflows and enhance document automation.
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        Job Title: Lead Software Developer Location: London, 1-2 days every 2 weeks Duration: until 2-Jan-27 Rate: £400-450 per day - umbrella only * API Development: Design, develop, and maintain robust, scalable APIs using modern frameworks and technologies. * Azure Logic Apps: Configure and integrate Azure Logic Apps to enable seamless workflows and business process automation. * Proficiency Coding Languages JSON, JavaScript, PowerShell & C# * Azure Security: Implement and adhere to best practices in Azure security, including identity management, access control, and threat protection. * Front-End Development: Build responsive and user-friendly front-end interfaces using frameworks such as React, Angular, or Vue.js. * Back-End Development: Develop and maintain server-side logic with programming languages like .NET, Node.js, or Python.
        Job Title: Lead Software Developer Location: London, 1-2 days every 2 weeks Duration: until 2-Jan-27 Rate: £400-450 per day - umbrella only * API Development: Design, develop, and maintain robust, scalable APIs using modern frameworks and technologies. * Azure Logic Apps: Configure and integrate Azure Logic Apps to enable seamless workflows and business process automation. * Proficiency Coding Languages JSON, JavaScript, PowerShell & C# * Azure Security: Implement and adhere to best practices in Azure security, including identity management, access control, and threat protection. * Front-End Development: Build responsive and user-friendly front-end interfaces using frameworks such as React, Angular, or Vue.js. * Back-End Development: Develop and maintain server-side logic with programming languages like .NET, Node.js, or Python.
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        FEATURED

        Senior iOS App Developer

        Stott & May Professional Search Limited
        London
        £85000 - £90000.00 per annum
        A leading retailer are looking for a Senior iOS App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior iOS App Developer, you will be responsible for building and maintaining the iOS version of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Swift and iOS SDKs, with a deep understanding of UIKit, SwiftUI, Combine, and Core frameworks. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture).
        A leading retailer are looking for a Senior iOS App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior iOS App Developer, you will be responsible for building and maintaining the iOS version of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Swift and iOS SDKs, with a deep understanding of UIKit, SwiftUI, Combine, and Core frameworks. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture).
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        Senior Android App Developer

        Stott & May Professional Search Limited
        London
        Up to £90000.00 per annum
        A leading retailer are looking for a Senior Android App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior Android App Developer, you will be responsible for building and maintaining the Android version of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Kotlin and Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture).
        A leading retailer are looking for a Senior Android App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior Android App Developer, you will be responsible for building and maintaining the Android version of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Kotlin and Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture).
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        Role Overview 6 months London - Hybrid Inside IR35 - Umbrella Only The Qualtrics Developer will be responsible for designing, configuring, and deploying advanced survey solutions using the Qualtrics platform as part of Toyota Financial Services' Customer Experience Discovery initiative. This role is critical in enabling data driven insights through seamless survey integration, analytics, and reporting. Key Responsibilities * Build branded Qualtrics survey themes aligned with Toyota FS identity. * Develop dynamic, multi-channel surveys (email, portal intercepts, exit intent). * Implement advanced branching logic and variation frameworks for A/B testing. * Configure API connections to CRM systems and Power BI for real-time dashboards. * Ensure secure data handling and compliance with GDPR and Toyota FS standards.
        Role Overview 6 months London - Hybrid Inside IR35 - Umbrella Only The Qualtrics Developer will be responsible for designing, configuring, and deploying advanced survey solutions using the Qualtrics platform as part of Toyota Financial Services' Customer Experience Discovery initiative. This role is critical in enabling data driven insights through seamless survey integration, analytics, and reporting. Key Responsibilities * Build branded Qualtrics survey themes aligned with Toyota FS identity. * Develop dynamic, multi-channel surveys (email, portal intercepts, exit intent). * Implement advanced branching logic and variation frameworks for A/B testing. * Configure API connections to CRM systems and Power BI for real-time dashboards. * Ensure secure data handling and compliance with GDPR and Toyota FS standards.
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        FEATURED
        Lead Technical Test Engineer Remote 3 month contract - potential for extension Outside IR35 £450pd iO are working with an established and rapidly growing Digital agency in their search for an experienced Lead Technical Test Engineer They work with global technology leaders to provide digital transformation services to a number of customers in industries including not-for-profit, financial services and the pubic sector You will bring years of experience, understanding and practical application in all levels and types of testing and a good understanding and usage of AWS services to assist in the set-up and triggering of test conditions. As the Lead Test Engineer, you will support the Test Manager with the strategy and coordinating a small team of Technical Test Engineers * Minimum of 5 years' experience in BOTH testing and test leadership
        Lead Technical Test Engineer Remote 3 month contract - potential for extension Outside IR35 £450pd iO are working with an established and rapidly growing Digital agency in their search for an experienced Lead Technical Test Engineer They work with global technology leaders to provide digital transformation services to a number of customers in industries including not-for-profit, financial services and the pubic sector You will bring years of experience, understanding and practical application in all levels and types of testing and a good understanding and usage of AWS services to assist in the set-up and triggering of test conditions. As the Lead Test Engineer, you will support the Test Manager with the strategy and coordinating a small team of Technical Test Engineers * Minimum of 5 years' experience in BOTH testing and test leadership
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        FEATURED

        Group People System Advisor

        Hollywood Bowl
        Woodhall Farm, Hemel Hempstead (HP2), HP2 7BW
        Up to £40000 per annum
        About the role As our Group People System Advisor you will be responsible for the configuration, maintenance, and support of the groups Human Resources Information System (HRIS). This role ensures data accuracy, optimises system workflows, supports people processes, and provides technical expertise that helps the People team operate efficiently and deliver a smooth employee experience. The Why... * Access to our Electric Vehicle scheme * 22 days holiday + additional days with length of service * 50% off food when you are working in centres * Optional pension plan * Ongoing training and development with access to development programmes and apprenticeship schemes * Free game vouchers every month * 30% discount off food and drink for you and up to five friends * Access to our Employee Assistance Programme (EAP) for you and your family
        About the role As our Group People System Advisor you will be responsible for the configuration, maintenance, and support of the groups Human Resources Information System (HRIS). This role ensures data accuracy, optimises system workflows, supports people processes, and provides technical expertise that helps the People team operate efficiently and deliver a smooth employee experience. The Why... * Access to our Electric Vehicle scheme * 22 days holiday + additional days with length of service * 50% off food when you are working in centres * Optional pension plan * Ongoing training and development with access to development programmes and apprenticeship schemes * Free game vouchers every month * 30% discount off food and drink for you and up to five friends * Access to our Employee Assistance Programme (EAP) for you and your family
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        FEATURED
        Contract Technical Business Analyst – ServiceNow Outside IR35 | Contract | Hybrid / Remote (UK) | Up to £500 a day I'm seeking an experienced Technical Business Analyst with strong ServiceNow expertise to support a large-scale transformation programme within a complex enterprise environment. This is a contract role operating Outside IR35, ideal for a delivery-focused consultant who can bridge the gap between business stakeholders and technical teams. Key Responsibilities * Elicit, analyse, and document business and technical requirements across ServiceNow modules * Act as the primary interface between stakeholders, developers, architects, and ServiceNow platform teams * Translate business needs into clear functional and technical specifications (user stories, process flows, data models)
        Contract Technical Business Analyst – ServiceNow Outside IR35 | Contract | Hybrid / Remote (UK) | Up to £500 a day I'm seeking an experienced Technical Business Analyst with strong ServiceNow expertise to support a large-scale transformation programme within a complex enterprise environment. This is a contract role operating Outside IR35, ideal for a delivery-focused consultant who can bridge the gap between business stakeholders and technical teams. Key Responsibilities * Elicit, analyse, and document business and technical requirements across ServiceNow modules * Act as the primary interface between stakeholders, developers, architects, and ServiceNow platform teams * Translate business needs into clear functional and technical specifications (user stories, process flows, data models)
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        Description and requirements Skanska, one of the worlds leading project development and construction groups, is an inclusive and responsible business that is helping to build a better society. We are looking for a Senior GIS Analyst to join our HS2 Main works team in London. This is an exciting opportunity to be involved in a project which will expose the candidate to a wide range of systems, software, skills, expertise and insight. The Senior GIS Technician is a core member of the GIS Team within the BIM Team at SCS Railways, splitting time equally between the Environment Team and the Consents & Engagement Team, providing a GIS Service to each.
        Description and requirements Skanska, one of the worlds leading project development and construction groups, is an inclusive and responsible business that is helping to build a better society. We are looking for a Senior GIS Analyst to join our HS2 Main works team in London. This is an exciting opportunity to be involved in a project which will expose the candidate to a wide range of systems, software, skills, expertise and insight. The Senior GIS Technician is a core member of the GIS Team within the BIM Team at SCS Railways, splitting time equally between the Environment Team and the Consents & Engagement Team, providing a GIS Service to each.
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        The Onyx Research Data Tech organization represents a major investment by GSK R&D and Digital & Tech, designed to deliver a step-change in our ability to leverage data, knowledge, and prediction to find new medicines. * Building a next-generation data experience for GSKs scientists, engineers, and decision-makers, increasing productivity and reducing time spent on data mechanics * Providing best-in-class AI/ML and data analysis environments to accelerate our predictive capabilities and attract top-tier talent * Aggressively engineering our data at scale to unlock the value of our combined data assets * Implementing scientific technology products that leverage the data and capabilities provisioned by Onyx
        The Onyx Research Data Tech organization represents a major investment by GSK R&D and Digital & Tech, designed to deliver a step-change in our ability to leverage data, knowledge, and prediction to find new medicines. * Building a next-generation data experience for GSKs scientists, engineers, and decision-makers, increasing productivity and reducing time spent on data mechanics * Providing best-in-class AI/ML and data analysis environments to accelerate our predictive capabilities and attract top-tier talent * Aggressively engineering our data at scale to unlock the value of our combined data assets * Implementing scientific technology products that leverage the data and capabilities provisioned by Onyx
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        At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture and priorities, visit our strategy site. Within our consult business, we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project. * Safety first - Going home safe and well. * Client focus - Deliver on our promise. * Integrity - Always do the right thing. * Create opportunity - for our people to excel. The role is for a developer specialising in the Microsoft Power platform technology stack (SharePoint Online, Power Apps, Power Automate and Power Pages). It is a client-facing role supporting fee-earning projects and programmes.
        At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture and priorities, visit our strategy site. Within our consult business, we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project. * Safety first - Going home safe and well. * Client focus - Deliver on our promise. * Integrity - Always do the right thing. * Create opportunity - for our people to excel. The role is for a developer specialising in the Microsoft Power platform technology stack (SharePoint Online, Power Apps, Power Automate and Power Pages). It is a client-facing role supporting fee-earning projects and programmes.
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        At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture and priorities, visit our strategy site. Within our consult business, we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project. * Safety first - Going home safe and well. * Client focus - Deliver on our promise. * Integrity - Always do the right thing. * Create opportunity - for our people to excel. The role is for a developer specialising in the Microsoft Power platform technology stack (SharePoint Online, Power Apps, Power Automate and Power Pages). It is a client-facing role supporting fee-earning projects and programmes.
        At Mace, our purpose is to redefine the boundaries of ambition. We believe in creating places that are responsible, bringing transformative impact to our people, communities and societies across the globe. To learn more about our purpose, culture and priorities, visit our strategy site. Within our consult business, we harness our unique combination of leading-edge practical expertise and project delivery consultancy to unlock the potential in every project. * Safety first - Going home safe and well. * Client focus - Deliver on our promise. * Integrity - Always do the right thing. * Create opportunity - for our people to excel. The role is for a developer specialising in the Microsoft Power platform technology stack (SharePoint Online, Power Apps, Power Automate and Power Pages). It is a client-facing role supporting fee-earning projects and programmes.
        more
        Lead Technical Test Engineer Remote 3 month contract - potential for extension Outside IR35 £450pd iO are working with an established and rapidly growing Digital agency in their search for an experienced Lead Technical Test Engineer They work with global technology leaders to provide digital transformation services to a number of customers in industries including not-for-profit, financial services and the pubic sector You will bring years of experience, understanding and practical application in all levels and types of testing and a good understanding and usage of AWS services to assist in the set-up and triggering of test conditions. As the Lead Test Engineer, you will support the Test Manager with the strategy and coordinating a small team of Technical Test Engineers * Minimum of 5 years' experience in BOTH testing and test leadership
        Lead Technical Test Engineer Remote 3 month contract - potential for extension Outside IR35 £450pd iO are working with an established and rapidly growing Digital agency in their search for an experienced Lead Technical Test Engineer They work with global technology leaders to provide digital transformation services to a number of customers in industries including not-for-profit, financial services and the pubic sector You will bring years of experience, understanding and practical application in all levels and types of testing and a good understanding and usage of AWS services to assist in the set-up and triggering of test conditions. As the Lead Test Engineer, you will support the Test Manager with the strategy and coordinating a small team of Technical Test Engineers * Minimum of 5 years' experience in BOTH testing and test leadership
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        FEATURED

        QA Automation Engineer/Tester, Playwright, Remote

        Sanderson Recruitment
        London
        £45000 - £55000 per annum + Bonus Scheme, Healthcare
        QA Automation Engineer/Tester, Playwright Remote working Our client, a Leading consultancy is looking to hire a QA Automation Engineer/Tester. The successful candidate will work closely with other QA Automation Engineers/Testers to drive efforts to build up a robust automation test framework, automation test suites and execution analysis to support their projects. You also will be automating a combination of Performance, UI, API, Accessibility & compatibility test types while also providing insights with the latest approaches to software engineering and be given the opportunity to update and improve the QA stack as appropriate. Responsibility of ensuring testing frameworks are defined, improved, monitored and documented and, analysing execution and bugs across the stack and ensuring that suitable tests are set up to avoid regression impacts.
        QA Automation Engineer/Tester, Playwright Remote working Our client, a Leading consultancy is looking to hire a QA Automation Engineer/Tester. The successful candidate will work closely with other QA Automation Engineers/Testers to drive efforts to build up a robust automation test framework, automation test suites and execution analysis to support their projects. You also will be automating a combination of Performance, UI, API, Accessibility & compatibility test types while also providing insights with the latest approaches to software engineering and be given the opportunity to update and improve the QA stack as appropriate. Responsibility of ensuring testing frameworks are defined, improved, monitored and documented and, analysing execution and bugs across the stack and ensuring that suitable tests are set up to avoid regression impacts.
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        FEATURED
        PHP Engineering Lead Working Hours: Full time Job Type: Permanent Permanent Salary: £110,000 (negotiable dependent on experience) Location: Hybrid: minimum 2 days per week at our clients Elstree / Kings Cross offices Our client is a forward-thinking technology organisation reshaping how creative products are produced and delivered. Their platform connects a global network of industry partners while empowering independent artists with scalable, accessible tools. As demand grows, the company is rapidly expanding its platform and infrastructure to support increasing global scale. Our client is seeking a PHP Engineering Lead to balance approximately 50% hands-on engineering with 50% leadership, architecture, and team development. This role requires someone who can bring structure, clarity, and technical direction to a growing engineering function.
        PHP Engineering Lead Working Hours: Full time Job Type: Permanent Permanent Salary: £110,000 (negotiable dependent on experience) Location: Hybrid: minimum 2 days per week at our clients Elstree / Kings Cross offices Our client is a forward-thinking technology organisation reshaping how creative products are produced and delivered. Their platform connects a global network of industry partners while empowering independent artists with scalable, accessible tools. As demand grows, the company is rapidly expanding its platform and infrastructure to support increasing global scale. Our client is seeking a PHP Engineering Lead to balance approximately 50% hands-on engineering with 50% leadership, architecture, and team development. This role requires someone who can bring structure, clarity, and technical direction to a growing engineering function.
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        Senior Azure Developer (Azure, SDK, Node)

        MS Talent Ltd
        The City, City of London (EC2), EC2M
        £400 - £450 per day, Benefits Outside IR35
        Senior / Lead Azure Developer (Azure Developer, Microsoft Azure, Node.js, Microsoft SDK, Graph API) Bring a new custom application to the market! Location no issue - work from home! 6 month contract, £400 - £450 per day OUTSIDE IR35. Remote role in the UK. We are looking for a Senior Azure Developer / Lead Azure Developerwho specialises in building custom M365 applications that sit on Microsoft Azure. This role is for an Azure Developerwith deep experience using Microsoft SDKs, Graph API and enterprise integrations, not just front-end frameworks. You will be the hands-on technical ownerof a bespoke Microsoft Azure application, built using Node.jsand integrated with Microsoft enterprise services. * Proven experience as a Senior Azure Developerbuilding custom Microsoft Azure applications * Strong Node.js developmentexperience in an Azure Developerenvironment
        Senior / Lead Azure Developer (Azure Developer, Microsoft Azure, Node.js, Microsoft SDK, Graph API) Bring a new custom application to the market! Location no issue - work from home! 6 month contract, £400 - £450 per day OUTSIDE IR35. Remote role in the UK. We are looking for a Senior Azure Developer / Lead Azure Developerwho specialises in building custom M365 applications that sit on Microsoft Azure. This role is for an Azure Developerwith deep experience using Microsoft SDKs, Graph API and enterprise integrations, not just front-end frameworks. You will be the hands-on technical ownerof a bespoke Microsoft Azure application, built using Node.jsand integrated with Microsoft enterprise services. * Proven experience as a Senior Azure Developerbuilding custom Microsoft Azure applications * Strong Node.js developmentexperience in an Azure Developerenvironment
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        TypeScript Developer Node AWS

        Client Server
        Shoreditch, East London (E1), EC2A
        £78000 - £85000 per annum + benefits
        TypeScript Developer / Backend Software Engineer (Node AWS Python) Remote to £85k Are you a backend focussed TypeScript Developer looking for an opportunity to progress your career, whilst working remotely on a modern tech stack? You could be joining a scaling AI software solutions provider in a senior, hands-on role. As a TypeScript Developer you will build new features with a focus on backend services and APIs using TypeScript, Node and AWS, also with some Python work for LLM integration. You'll take ownership of projects, working across the full development lifecycle from requirements through to delivery and help to drive the adoption of AI within the development lifecycle.
        TypeScript Developer / Backend Software Engineer (Node AWS Python) Remote to £85k Are you a backend focussed TypeScript Developer looking for an opportunity to progress your career, whilst working remotely on a modern tech stack? You could be joining a scaling AI software solutions provider in a senior, hands-on role. As a TypeScript Developer you will build new features with a focus on backend services and APIs using TypeScript, Node and AWS, also with some Python work for LLM integration. You'll take ownership of projects, working across the full development lifecycle from requirements through to delivery and help to drive the adoption of AI within the development lifecycle.
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        PREMIUM

        Payment Architect

        Stackstudio Digital Ltd.
        Luton, Bedfordshire
        Unspecified
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
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        Payment Architect

        Stackstudio Digital Ltd.
        Watford, Hertfordshire
        Unspecified
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
        Job title- Payment Architect Location: Milton Keynes (2-3 days) Duration: 6 Months Job Description Santander UK is expanding its Payments Solution Architecture team. We are looking for senior level architects with deep experience in payments execution processing. These hires will support the modernisation of our payments estate and the migration of legacy platforms to the Payments Hub (PagoNxt). The individuals must have strong payments scheme knowledge, deep understanding of ISO 20022, and proven experience designing solutions for core payment processing. Payments domain expertise * Strong experience across payments execution processes such as orchestration, order management, clearing, settlement, reconciliations, exception handling and returns. * Practical scheme knowledge in at least several of the following: Bacs, Faster Payments, CHAPS, SWIFT, SEPA, cheques.
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        You must have an active DV for this role Inside IR35 Purpose of the Role The Zscaler Technical Specialist provides deep technical expertise in Zscaler technologies to enhance and optimize the organization's secure access and cloud security posture. Working closely with Engineering, Network, and Security teams, this role uplifts internal capability, improves configuration and deployment practices, and ensures the Zscaler platform is fully leveraged to deliver secure, scalable, and high-performance connectivity across global Diplomatic and Development Services. This position plays a key role in driving best practices, reducing technical debt, and aligning Zscaler capabilities with strategic business objectives. Key Responsibilities
        You must have an active DV for this role Inside IR35 Purpose of the Role The Zscaler Technical Specialist provides deep technical expertise in Zscaler technologies to enhance and optimize the organization's secure access and cloud security posture. Working closely with Engineering, Network, and Security teams, this role uplifts internal capability, improves configuration and deployment practices, and ensures the Zscaler platform is fully leveraged to deliver secure, scalable, and high-performance connectivity across global Diplomatic and Development Services. This position plays a key role in driving best practices, reducing technical debt, and aligning Zscaler capabilities with strategic business objectives. Key Responsibilities
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        FEATURED
        We need talented engineers with a strong low-level graphics and GPU development background on the Android platform, ideally with experience of working in the consumer electronics industry. This contract will be hybrid (3 days a week onsite, 2 remote), based near Egham. Its within IR35 but offering a good rate to offset that! The successful candidate will contribute to new, high-performance graphics solutions, integrate our solutions with new hardware platforms, optimise the Android OS graphics stack, benchmark our systems against competitors, work with 3rd party software developers and generally ensure that we have the best possible graphics experience on the market. Role and Responsibilities Develop innovations to optimise real-time rendering pipelines and deliver class-leading performance
        We need talented engineers with a strong low-level graphics and GPU development background on the Android platform, ideally with experience of working in the consumer electronics industry. This contract will be hybrid (3 days a week onsite, 2 remote), based near Egham. Its within IR35 but offering a good rate to offset that! The successful candidate will contribute to new, high-performance graphics solutions, integrate our solutions with new hardware platforms, optimise the Android OS graphics stack, benchmark our systems against competitors, work with 3rd party software developers and generally ensure that we have the best possible graphics experience on the market. Role and Responsibilities Develop innovations to optimise real-time rendering pipelines and deliver class-leading performance
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        Solution Architect – Finance

        Stackstudio Digital Ltd.
        Luton (LU1)
        From £500 to £525 per day
        Job Title:Solution Architect Finance Mode of Working:Hybrid Work Location (UK & I):Luton, UK Role Description * Lead enterprise-level design discussions as a Finance Architect * Drive solution ideation, solution design, and solution implementation involving Finance, HR, and Procurement * Directly assist in the development of a solutions architecture program * Review enterprise architecture changes and validate against best-in-class industry standards * Direct the identification and recommendation of appropriate solutions, upgrades, replacements, or decommissioning options incorporating business and technology productivity, usability, and total cost of ownership (TCO) * Manage activities that take place during solution ideation, solution design, and solution implementation
        Job Title:Solution Architect Finance Mode of Working:Hybrid Work Location (UK & I):Luton, UK Role Description * Lead enterprise-level design discussions as a Finance Architect * Drive solution ideation, solution design, and solution implementation involving Finance, HR, and Procurement * Directly assist in the development of a solutions architecture program * Review enterprise architecture changes and validate against best-in-class industry standards * Direct the identification and recommendation of appropriate solutions, upgrades, replacements, or decommissioning options incorporating business and technology productivity, usability, and total cost of ownership (TCO) * Manage activities that take place during solution ideation, solution design, and solution implementation
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        The salary on offer for this role is £65,000 - £80,000 per annum Enfield, London - On-site We're seeking a Technical Development Lead to join our client's team to act as the subject matter expert and hands-on leader for their entire technology ecosystem. This pivotal role in a dynamic business environment requires someone capable of managing architecture, complex implementations, team leadership, and compliance oversight simultaneously. You will be responsible for ensuring the reliability, security, and scalability of all core systems across e-commerce, retail, and hospitality operations, translating strategic objectives into high-quality technical solutions with immediate impact. Responsibilities & Skills * Lead hands-on development and architecture, coding complex components and managing integrations across all platforms.
        The salary on offer for this role is £65,000 - £80,000 per annum Enfield, London - On-site We're seeking a Technical Development Lead to join our client's team to act as the subject matter expert and hands-on leader for their entire technology ecosystem. This pivotal role in a dynamic business environment requires someone capable of managing architecture, complex implementations, team leadership, and compliance oversight simultaneously. You will be responsible for ensuring the reliability, security, and scalability of all core systems across e-commerce, retail, and hospitality operations, translating strategic objectives into high-quality technical solutions with immediate impact. Responsibilities & Skills * Lead hands-on development and architecture, coding complex components and managing integrations across all platforms.
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